Super Bowl Sunday always mints a lot more winners and losers than just those who play in the game. It’s the biggest day in sports betting annually, with the American Gaming Association estimating a record $1.39 billion in the big game last month. For casual sports bettors, a Super Bowl wager might be enough gambling to last the entire year. For many others, though, it was just a warm-up for the 67 games of March Madness, the NCAA Division I Men’s Basketball Tournament, which kicks off this week.